EUC TIP 89: Embarrassingly Parallel Processing for Microsoft RDS

Hyper-V 2012 defaults to deploying VM’s one at time, slow and steady. If you think about it, that can be a lot if you have a 64 host cluster you are deploying desktops too. Nutanix runs a virtual storage controller on each node/server so we handle a little bit of blunt force trauma without wiping out the rest of the workloads. You can refer to my mixed workload post to get the specifics.
Hyper-V can crank up the juice my editing the concurrency registry key to provide parallel provisioning operations on the host. The registry key is:HKLM\System\CurrentControlSet\Services\VmHostAgent\Parameters
The value can be 1 to 5